The a-helix of proteins is:
Correct Answer: Stabilised by hydrogen bonds between NH and CO groups of the main chain
Description: The alpha helix is the most common and stable conformation for a polypeptide chain. In proteins like hemoglobin and myoglobin, the alpha helix is abundant, whereas it is virtually absent in chymotrypsin. The structure is stabilized by hydrogen bonds between NH and C=O groups of the main chain.
Reference: Vasudevan 7th ed, pg 37
Category:
Biochemistry
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now